内核编译去掉USB驱动出现启动不了的问题

gaocaimary

我在创龙提供的Linux3.3的内核上，在Device driver选项中去掉USB驱动，结果在启动的过程中出现了
8 C' t0 E4 o$ U4 Q- f/ P[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
[    1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access
[    1.773673] davinci_mdio: probe of davinci_mdio.0 failed with error -5
9 p# ^. o0 i7 Q: X( ?1 P& f& W3 y[    1.782316] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
[    1.790613] ads7846 spi1.1: touchscreen, irq 145
5 l$ h: c2 O8 B7 ^[    1.796961] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input0
3 r8 B3 B6 _- b[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
[    1.818481] omap_rtc: RTC power up reset detected
[    1.824103] i2c /dev entries driver
+ \& |* b: S- a[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
[    1.837971] IR NEC protocol handler initialized
! W1 V# `5 f3 o2 k[    1.842583] IR RC5(x) protocol handler initialized
8 G! q% a- \* @2 \+ m: j, D0 d[    1.847554] IR RC6 protocol handler initialized
% |/ g5 Z" g! K9 \+ u& e[    1.852136] IR JVC protocol handler initialized
[    1.856796] IR Sony protocol handler initialized
! d. {; L- K3 f[    1.861480] IR RC5 (streamzap) protocol handler initialized
  b( A1 E/ ?: \1 e3 ]5 z5 Y[    1.867170] IR SANYO protocol handler initialized
[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
[    1.877882] IR LIRC bridge handler initialized
5 {% S/ ?1 V4 M: a[    1.882369] Linux video capture interface: v2.00
9 A1 C6 N% z2 H5 W9 X) j. Q9 N[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
[    1.900118] cpuidle: using governor menu
[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    1.918396] TCP cubic registered
8 g* l* s% G0 s5 n; m8 s; y; S) U) G[    1.921694] NET: Registered protocol family 17
& {5 a) u! S& E6 p1 u: k[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    1.942633] console [netcon0] enabled
[    1.946844] netconsole: network logging started
1 K, }- Q/ v1 f* S7 O/ D: n[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
2 F; T2 l& r% H* ]" f4 h[    1.981557] Root-NFS: no NFS server address
7 Z1 z- I5 {+ T. x' F; J/ a[    1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
/ C+ x2 Y2 M+ O# d[    1.993259] VFS: Cannot open root device "mmcblk0p2" or unknown-block(2,0)
, k7 v; c/ t# E1 w5 @[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
[    2.009218] 1f00             128 mtdblock0  (driver?)
[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
$ N7 F; m" D: E9 F[    2.030825] 1f04          519040 mtdblock4  (driver?)
[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
0 ^" d5 e* C% X4 j% y[    2.046904] 1f07              64 mtdblock7
[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
( \! F) P9 x) d[    2.059503]  (driver?)
. @. o4 W% h- k# j[    2.061933] 1f08            2560 mtdblock8  (driver?)
% s( Y; d% H( g, q" a2 u/ Z[    2.067289] 1f09            4096 mtdblock9
[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
2 ?: v% P4 c0 V[    2.079916] 1f0a              64 mtdblock10  (driver?)
[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
                                                                                                                                          
去掉I2C驱动后也会出现同样的问题，请各位高手指教
2 I' x! ?% g5 ?, N$ T2 Z
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